/*
 * Atomic Predicates for Transformers
 * 
 * Copyright (c) 2015 UNIVERSITY OF TEXAS AUSTIN. All rights reserved. Developed
 * by: HONGKUN YANG and SIMON S. LAM http://www.cs.utexas.edu/users/lam/NRL/
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * with the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimers.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimers in the documentation
 * and/or other materials provided with the distribution.
 * 
 * 3. Neither the name of the UNIVERSITY OF TEXAS AUSTIN nor the names of the
 * developers may be used to endorse or promote products derived from this
 * Software without specific prior written permission.
 * 
 * 4. Any report or paper describing results derived from using any part of this
 * Software must cite the following publication of the developers: Hongkun Yang
 * and Simon S. Lam, Scalable Verification of Networks With Packet Transformers
 * Using Atomic Predicates, IEEE/ACM Transactions on Networking, October 2017,
 * Volume 25, No. 5, pages 2900-2915 (first published as IEEE Early Access
 * Article, July 2017, Digital Object Identifier: 10.1109/TNET.2017.2720172).
 * 
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH
 * THE SOFTWARE.
 */
package transformer;

import java.io.*;
import java.util.*;

import common.APComputer;
import common.FWDAPSet;

public class NetworkStanfordAP extends NetworkStanford{

    /**
     * 
     */
    private static final long serialVersionUID = 6274081934800201882L;

    public NetworkStanfordAP() throws IOException {
        super();
        ap_times = new double[2];
    }
    APComputer apc;
    double [] ap_times;
    
    public double[] get_ap_times()
    {
        return ap_times;
    }

    public void add_nat_ap(int nat_num)
    {
        ArrayList<NATBox> nats = add_nat(nat_num);

        HashSet<Integer> predicates = new HashSet<Integer>();
        for(Box b : boxes.values())
        {
            if(b instanceof DeviceStanford)
            {
                DeviceStanford d = (DeviceStanford) b;
                predicates.addAll(d.fwbdds.values());
                //predicates.addAll(d.inaclbdds.values());
                //predicates.addAll(d.outaclbdds.values());
            }
        }
        apc = new APComputer(bddengine);

        long t1 = System.currentTimeMillis();
        int size = apc.addPredicates(new ArrayList<Integer>(predicates));
        long t2 = System.currentTimeMillis();
        ap_times[0] = t2-t1;

        System.out.println(size);

        for(NATBox nat : nats)
        {
            nat.updateTranslatedPredicates(apc);
        }

        ArrayList<Integer> transformedPredicates = new ArrayList<Integer> ();
        
        t1 = System.currentTimeMillis();
        for(NATBox nat: nats)
        {
            for(int i : nat.translatedPredicates_in.values())
            {
                transformedPredicates.add(i);
            }
            for(int i : nat.translatedPredicates_out.values())
            {
                transformedPredicates.add(i);
            }
        }

        size = apc.addPredicates(transformedPredicates);
        t2 = System.currentTimeMillis();
        
        if(nat_num == 0)
        {
            ap_times[1] = 0;
        }else
        {
            ap_times[1] = t2 - t1;
        }

        System.out.println(size);
        apc.computeExpressions();

        FWDAPSet.setUniverse(apc.getAllAP());

        for(Box b: boxes.values())
        {
            b.setaps(apc);
        }
    }


    public static void main(String [] args) throws IOException
    {
        NetworkStanfordAP net = new NetworkStanfordAP( );
        net.add_nat_ap(2);

    }



}
